n.低效率；无效
Relapses of the malady, ineffectiveness of different drug regimens and even resistance to drugs are emerging. 疾病的反复发作，不同药物治疗方案的无效，甚至耐药性正在出现。
One important variable associated with team effectiveness and ineffectiveness is team gender composition. 与团队有效和无效相关的一个重要变量是团队的心理性别构成。
